Home / 855,790.17-1,180,985.94-468,598.56

Finding the Fourth Proportional to 855,790.17, 1,180,985.94 and 468,598.56

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Solution

The fourth proportional to 855,790.17, 1,180,985.94 and 468,598.56 is: 646,663.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,790.17 : 1,180,985.94 = 468,598.56 : x
  2. Step 2: Convert to fraction form
    855,790.17/1,180,985.94 = 468,598.56/x
  3. Step 3: Cross multiply
    855,790.17x = 1,180,985.94 × 468,598.56
  4. Step 4: Simplify right side
    855,790.17x = 553,408,310,864.25
  5. Step 5: Solve for x
    x = 553,408,310,864.25/855,790.17
  6. Step 6: Final answer
    x = 646,663.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.